<template>
	<view v-if="goods_info.goods_name" class="goods-detail-container">
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" circular="true">
			<swiper-item v-for="(item,i) in goods_info.pics" :key="i">
				<image :src="item.pics_big"  @click="preview(i)"></image>
			</swiper-item>
		</swiper>
		<!--商品信息区 -->
		<view class="goods-info-box">
			<view class="goods-price">￥{{goods_info.goods_price}}</view>
			<view class="goods-info-body">
				<view class="goods-name">
					{{goods_info.goods_name}}
				</view>
				<view class="favi">
					<uni-icons type="star" size="18" color="gray"></uni-icons>
					<text>收藏</text>
				</view>
			</view>
			<view class="yf">快递，免运费</view>
		</view>
		<rich-text :nodes="goods_info.goods_introduce"></rich-text>
		<!-- 商品导航区域 -->
		<view class="goods_nav">
			<uni-goods-nav :fill="true"  :options="options" :buttonGroup="buttonGroup"  @click="onClick" @buttonClick="buttonClick" />
		</view>
	</view>
</template>

<script>
	import {mapState,mapMutations,mapGetters} from  'vuex'
	export default {
		computed:{
			...mapState('m_cart',[]),
			...mapGetters('m_cart',['total'])
		},
		watch:{
			total:{
				handler (newVal){
						const findResult=this.options.find(x=>x.text==='购物车')
						if(findResult){
							findResult.info=newVal
						}
				},
				immediate:true
				
			}
			
		},
		
		data() {
			return {
				goods_info: {},
				 options: [
	
				        {
							icon: 'shop',
							text: '店铺',
							// info: 2,
							infoBackgroundColor:'#007aff',
							infoColor:"red"
						}, {
							icon: 'cart',
							text: '购物车',
							info: 0
						}],
				buttonGroup: [{
					      text: '加入购物车',
					      backgroundColor: '#ff0000',
					      color: '#fff'
					    },
					    {
					      text: '立即购买',
					      backgroundColor: '#ffa200',
					      color: '#fff'
					    }
					    ],
			};
		},
		onLoad(options){
		  const goods_id=options.goods_id
		  this.getGoodsDetail(goods_id)
		},
		methods:{
			...mapMutations('m_cart',['addToCart']),
			async getGoodsDetail(goods_id){
			   const {data:res}=await	uni.$http.get('/api/public/v1/goods/detail',{goods_id:goods_id})
			   if(res.meta.status!==200) return uni.$showMsg()
			    res.message.goods_introduce=res.message.goods_introduce.replace(/<img/g,'<img style="display:block;"').replace(/webp/g,'jpg')
			   this.goods_info=res.message 
			},
			preview(i){
				uni.previewImage({
					current:i,
					urls:this.goods_info.pics.map(x=>x.pics_big)
				})
			},
			onClick(e){
				if(e.content.text==='购物车'){
					uni.switchTab({
						url:'/pages/cart/cart'
					})
				}
			},
			buttonClick(e){
				if(e.content.text==='加入购物车'){
					//封装商品信息对象
					const goods={
						goods_id:this.goods_info.goods_id,
						goods_name:this.goods_info.goods_name,
						goods_price:this.goods_info.goods_price,
						goods_count:1,
						goods_small_logo:this.goods_info.goods_small_logo,
						goods_state:true
					}
					//调用addToCart()
					this.addToCart(goods)
				}
			}
		}
	}
</script>

<style lang="scss">
swiper{
	height:750rpx
}
image{
	width: 100%;
	height: 100%;
}

.goods-info-box{
	padding:10px;
	padding-right: 0;
	.goods-price{
		color: #C00000;
		font-size: 18px;
		margin: 10px 0;
	}
	.goods-info-body{
		display: flex;
		justify-content: space-between;
		.goods-name{
			font-size: 13px;
			margin-right: 10px;
		}
		.favi{
			font-size: 12px;
			width: 120px;
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			border-left: 1px solid #efefef;
			color: gray;
			
		}
	}
	.yf{
		font-size: 12px;
		color: gray;
		margin :10px 0;
	}
}
.goods_nav{
	position: fixed;
	bottom:0;
	left:0;
	width: 100%;
}
.goods-detail-container{
	padding-bootom:50px;
}
</style>
